<template>
    <div class="app-container">
        <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
            <el-form-item label="新闻标题" prop="title">
                <el-input v-model="queryParams.title" placeholder="请输入新闻标题" clearable @keyup.enter.native="handleQuery" />
            </el-form-item>
            <el-form-item label="发布者" prop="creator">
                <el-input v-model="queryParams.creator" placeholder="请输入发布者" clearable @keyup.enter.native="handleQuery" />
            </el-form-item>
            <el-form-item label="审核状态" prop="isApprove">


                <template>
                    <el-select v-model="queryParams.isApprove" placeholder="请选择审核状态">
                        <el-option v-for="item in approveList" :key="item.value" :label="item.label" :value="item.value">
                        </el-option>
                    </el-select>
                </template>
            </el-form-item>
            <el-form-item>
                <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
                <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
            </el-form-item>
        </el-form>

        <el-row :gutter="10" class="mb8">
            <el-col :span="1.5">
                <el-button type="primary" plain icon="el-icon-plus" size="mini" @click="handleAdd"
                    v-hasPermi="['system:news:add']">发布</el-button>
            </el-col>
            <!-- <el-col :span="1.5">
          <el-button
            type="success"
            plain
            icon="el-icon-edit"
            size="mini"
            :disabled="single"
            @click="handleUpdate"
            v-hasPermi="['system:news:edit']"
          >修改</el-button>
        </el-col>
        <el-col :span="1.5">
          <el-button
            type="danger"
            plain
            icon="el-icon-delete"
            size="mini"
            :disabled="multiple"
            @click="handleDelete"
            v-hasPermi="['system:news:remove']"
          >删除</el-button>
        </el-col>
        <el-col :span="1.5">
          <el-button
            type="warning"
            plain
            icon="el-icon-download"
            size="mini"
            @click="handleExport"
            v-hasPermi="['system:news:export']"
          >导出</el-button>
        </el-col> -->
            <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
        </el-row>

        <el-table v-loading="loading" :data="newsList" @selection-change="handleSelectionChange">
            <!-- <el-table-column type="selection" width="55" align="center" /> -->
            <!-- <el-table-column label="${comment}" align="center" prop="id" /> -->
            <el-table-column label="日期" align="center" prop="createTime" />
            <el-table-column label="标题" align="center" prop="title" />
            <!-- <el-table-column label="详情内容" align="center" prop="content" /> -->
            <el-table-column label="发布者" align="center" prop="creator" />
            <el-table-column label="审核状态" align="center" prop="isApprove">
                <template slot-scope="scope">
                    <span v-if="scope.row.isApprove == 0">待审核</span>
                    <span v-if="scope.row.isApprove == 1">已审核</span>
                </template>
            </el-table-column>
            <el-table-column label="查看新闻" align="center" class-name="small-padding fixed-width">
                <template slot-scope="scope">
                    <el-button size="mini" type="text" icon="el-icon-edit" @click="handleUpdate(scope.row)"
                        v-hasPermi="['system:news:edit']">修改</el-button>
                    <el-button size="mini" type="text" icon="el-icon-delete" @click="handleDelete(scope.row)"
                        v-hasPermi="['system:news:remove']">删除</el-button>



                    <el-button size="mini" type="text" icon="el-icon-top-right" @click="handleView(scope.row)"
                        v-hasPermi="['system:news:edit']">查看</el-button>
                </template>
            </el-table-column>
        </el-table>

        <pagination v-show="total > 0" :total="total" :page.sync="queryParams.pageNum" :limit.sync="queryParams.pageSize"
            @pagination="getList" />

        <!-- 添加或修改新闻信息对话框 -->
        <el-dialog :title="title" :visible.sync="open" width="800px" append-to-body>
            <el-form ref="form" :model="form" :rules="rules" label-width="120px">
                <el-form-item label="新闻标题" prop="title">
                    <el-input v-model="form.title" placeholder="请输入新闻标题" />
                </el-form-item>
                <el-form-item label="详情内容">
                    <editor v-model="form.content" :min-height="192" />
                </el-form-item>
                <el-form-item label="发布者" prop="creator">
                    <el-input v-model="form.creator" placeholder="请输入发布者" />
                </el-form-item>
            </el-form>
            <div slot="footer" class="dialog-footer">
                <el-button type="primary" @click="submitForm">确 定</el-button>
                <el-button @click="cancel">取 消</el-button>
            </div>
        </el-dialog>


        <el-dialog title="详情页" :visible.sync="openDetail" width="600px" append-to-body>
            <div v-html="formattedContent"></div>

            <div slot="footer" class="dialog-footer">

                <el-button type="primary" :disabled="true">
                    <span v-if="isApprove == 0">未通过</span>
                    <span v-if="isApprove == 1">已通过</span>
                </el-button>
            </div>
        </el-dialog>


    </div>
</template>
  
<script>
import { listNews, getNews, delNews, addNews, updateNews, approveOrRefuse } from "@/api/system/news";

export default {
    name: "News",
    data() {
        return {
            newsId: '',
            formattedContent: '',
            isApprove: 0,
            approveList: [{
                value: 0,
                label: '待审核'
            }, {
                value: 1,
                label: '已审核'
            }],
            // 遮罩层
            loading: true,
            // 选中数组
            ids: [],
            // 非单个禁用
            single: true,
            // 非多个禁用
            multiple: true,
            // 显示搜索条件
            showSearch: true,
            // 总条数
            total: 0,
            // 新闻信息表格数据
            newsList: [],
            // 弹出层标题
            title: "",
            // 是否显示弹出层
            open: false,
            openDetail: false,
            // 查询参数
            queryParams: {
                pageNum: 1,
                pageSize: 10,
                title: null,
                content: null,
                creator: null,
                isApprove: null,
            },
            // 表单参数
            form: {},
            // 表单校验
            rules: {
            }
        };
    },
    created() {
        this.getList();
    },
    methods: {
        /** 查询新闻信息列表 */
        getList() {
            this.loading = true;
            listNews(this.queryParams).then(response => {
                this.newsList = response.rows;
                this.total = response.total;
                this.loading = false;
            });
        },
        // 取消按钮
        cancel() {
            this.open = false;
            this.reset();
        },
        handleView(row) {
            this.openDetail = true;
            this.formattedContent = row.content;
            this.newsId = row.id;
            this.isApprove = row.isApprove
        },
        handleApprove() {
            approveOrRefuse(this.newsId, 1).then(response => {
                console.log("通过", response);
                if (response.msg == "success") {
                    this.$modal.msgSuccess("通过成功");
                    this.openDetail = false;
                }

            });
        },
        handleRefuse() {
            approveOrRefuse(this.newsId, 2).then(response => {
                console.log("驳回", response);
                if (response.msg == "success") {
                    this.$modal.msgSuccess("驳回成功");
                    this.openDetail = false;
                }
            });
        },
        // 表单重置
        reset() {
            this.form = {
                id: null,
                title: null,
                content: null,
                createBy: null,
                creator: null,
                isApprove: null,
                createTime: null
            };
            this.resetForm("form");
        },
        /** 搜索按钮操作 */
        handleQuery() {
            this.queryParams.pageNum = 1;
            this.getList();
        },
        /** 重置按钮操作 */
        resetQuery() {
            this.resetForm("queryForm");
            this.handleQuery();
        },
        // 多选框选中数据
        handleSelectionChange(selection) {
            this.ids = selection.map(item => item.id)
            this.single = selection.length !== 1
            this.multiple = !selection.length
        },
        /** 新增按钮操作 */
        handleAdd() {
            this.reset();
            this.open = true;
            this.title = "发布新闻信息";
        },
        /** 修改按钮操作 */
        handleUpdate(row) {
            this.reset();
            const id = row.id || this.ids
            getNews(id).then(response => {
                this.form = response.data;
                this.open = true;
                this.title = "修改新闻信息";
            });
        },
        /** 提交按钮 */
        submitForm() {
            this.$refs["form"].validate(valid => {
                if (valid) {
                    if (this.form.id != null) {
                        updateNews(this.form).then(response => {
                            this.$modal.msgSuccess("修改成功");
                            this.open = false;
                            this.getList();
                        });
                    } else {
                        addNews(this.form).then(response => {
                            this.$modal.msgSuccess("新增成功");
                            this.open = false;
                            this.getList();
                        });
                    }
                }
            });
        },
        /** 删除按钮操作 */
        handleDelete(row) {
            const ids = row.id || this.ids;
            this.$modal.confirm('是否确认删除新闻信息编号为"' + ids + '"的数据项？').then(function () {
                return delNews(ids);
            }).then(() => {
                this.getList();
                this.$modal.msgSuccess("删除成功");
            }).catch(() => { });
        },
        /** 导出按钮操作 */
        handleExport() {
            this.download('system/news/export', {
                ...this.queryParams
            }, `news_${new Date().getTime()}.xlsx`)
        }
    }
};
</script>
  
<style>
.content {
    padding: 0px 20px 20px 20px;
}

.el-dialog__body {}
</style>